Home / 1,921,241,345.28-2,651,315,323.20-1,041,175,049.28

Finding the Fourth Proportional to 1,921,241,345.28, 2,651,315,323.20 and 1,041,175,049.28

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Solution

The fourth proportional to 1,921,241,345.28, 2,651,315,323.20 and 1,041,175,049.28 is: 1,436,822,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,241,345.28 : 2,651,315,323.20 = 1,041,175,049.28 : x
  2. Step 2: Convert to fraction form
    1,921,241,345.28/2,651,315,323.20 = 1,041,175,049.28/x
  3. Step 3: Cross multiply
    1,921,241,345.28x = 2,651,315,323.20 × 1,041,175,049.28
  4. Step 4: Simplify right side
    1,921,241,345.28x = 2,760,483,362,289,579,008
  5. Step 5: Solve for x
    x = 2,760,483,362,289,579,008/1,921,241,345.28
  6. Step 6: Final answer
    x = 1,436,822,796.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.